Mountain resort image
– Lat/Long: 48.71° N 121.99° W

South Twin Sister
Weather Forecast, United States

Issued: 10 am Tue 21 Apr Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Light rain (total 5mm), mostly falling on Wed afternoon. Very mild (max 13°C on Tue morning, min 6°C on Wed night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Very mild (max 15°C on Fri afternoon, min 7°C on Fri night). Wind will be generally light.

Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
rain showers
rain showers
light rain
light rain
light rain
rain showers
rain showers
part cloud
clear
rain showers
rain showers
clear
part cloud
part cloud
part cloud
part cloud
clear
cloudy
rain shwrs
rain shwrs
light rain
light rain
light rain
rain shwrs
rain shwrs
some clouds
clear
rain shwrs
rain shwrs
clear
some clouds
some clouds
some clouds
some clouds
clear
 km/h
5
WSW
10
SSW
0
SW
5
WSW
5
SW
5
SW
5
WNW
5
W
5
NE
5
NW
10
NW
10
ENE
5
NE
10
NE
5
ENE
5
W
5
WNW
0
SSE
0.1
0.2
0.8
1.2
2
0.2
0.2
0.1
0.1
max °C
13
13
9
8
8
7
7
9
7
12
15
11
12
14
11
13
14
11
min °C
13
11
9
8
8
6
6
9
6
8
14
7
10
14
8
10
13
7
13
10
8
8
8
5
6
8
6
8
14
6
9
14
7
10
13
7
3100
2800
2450
2000
1900
1600
1500
1750
1650
2050
2250
2050
1900
2100
2000
1950
2100
2050
Cloud base (m)
800
550
550
550
600
600
750
950
2600
3050
3350
2550
Sea lvl1000m2000m3000m4000m5000m
5310-1-2-3-2-2-21-1-2-1-1-2-1-1754221011375465455131298877971015911141012149
Sunrise
6:05
6:03
6:01
6:00
5:58
5:56
Sunset
8:07
8:08
8:09
8:12
8:13
8:15

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South Twin Sister Weather (Days 0-3):

The weather forecast for South Twin Sister is: Light rain (total 5mm), mostly falling on Wed afternoon. Very mild (max 13°C on Tue morning, min 6°C on Wed night). Wind will be generally light.

South Twin Sister Weather (Days 3-6):

Mostly dry. Very mild (max 15°C on Fri afternoon, min 7°C on Fri night). Wind will be generally light.

This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.

Live conditions reported by 10 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
22 km WSW
94m alt.
1 hour ago
16° C
Dry
Wind obs. (6 kph from 277 degs) was rejected.
25 km WNW
102m alt.
1 hour ago
18° C
Dry
5
Calm
(5 kph at 109).
13
25 km WSW
198m alt.
48 minutes ago
14° C
Dry
Wind obs. (10 kph from 3 degs) was rejected.
26 km NW
125m alt.
57 minutes ago
18° C
Dry
8
Light winds from the SW
(8 kph at 220).
13
27 km WSW
99m alt.
2 hours ago
14° C
Dry
Wind obs. (10 kph from 151 degs) was rejected.
28 km NW
152m alt.
1 hour ago
18° C
Dry
Wind obs. (6 kph from 96 degs) was rejected.
30 km WSW
130m alt.
2 hours ago
14° C
Dry
5
Calm
(5 kph at 139).
26
35 km WNW
19m alt.
1 hour ago
17° C
Dry
3
Calm
(3 kph at 261).
11
35 km WSW
100m alt.
1 hour ago
15° C
Dry
3
Calm
(3 kph at 143).
13
SHIP3635
39 km W
15m alt.
3 hours ago
21
Moderate winds from the SSW
(21 kph at 210).
- km

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.